OpenSCAD Developer (English)

OpenTrain AI, Inc.; United Arab Emirates; Remote; AED 329,000 - 622,000; Part time

Job summary

OpenTrain AI, Inc. is seeking a remote, part-time contractor to create and modify OpenSCAD-based 2D and 3D CAD models for AI training. The role emphasizes parametric, script-driven modeling and clear explanations of CAD workflows to help AI systems understand design processes.

You must have strong OpenSCAD expertise, document steps, and communicate technically in English (B2+). A portfolio of OpenSCAD work is preferred.

Qualifications

• Strong professional experience with OpenSCAD and parametric, script-based 3D modeling.
• Understanding of OpenSCAD syntax, modules, functions, and Boolean operations.
• Access to OpenSCAD and the ability to record your screen while completing tasks.
• Strong technical communication skills.
• English proficiency at B2 level or higher.

Responsibilities

• Create accurate and complex CAD models in OpenSCAD.
• Build parametric models using scripts, loops, reusable modules, functions, and OpenSCAD syntax.
• Use Boolean operations, transformations, and extrusion techniques.
• Troubleshoot modeling problems and improve CAD designs.
• Complete advanced OpenSCAD tasks and explain each workflow step by step.
• Write clear instructions and detailed prompts for CAD modeling workflows.

Skills

OpenSCAD

Parametric modeling

Scripting

Boolean operations

Technical communication

English proficiency B2+

Education

Master's degree in Mechanical Engineering / Product Design or related field

Tools

OpenSCAD

Job description

Create and explain parametric 2D and 3D CAD models in OpenSCAD for AI training work, with pay of $65 to $123 per hour. English proficiency at B2 level or higher is required.

Remote Hourly · $65–$123/hr

$65–$123/hr

Compensation

Contract, part-time

Engagement

Remote

Location

Posted

Open in 52 countries

• Argentina
• Austria
• Canada
• Chile
• Colombia
• Egypt
• France
• Germany
• Ghana
• Greece
• India
• Italy
• Japan
• Jordan
• Kyrgyzstan
• Lebanon
• Malaysia
• Mexico
• Morocco
• Netherlands
• Oman
• Pakistan
• Philippines
• Portugal
• Qatar
• South Africa
• Spain
• Sri Lanka
• Tunisia
• United Arab Emirates
• United Kingdom
• United States
• Vietnam

The work

You will create and modify 2D and 3D CAD models in OpenSCAD. The work focuses on parametric, script-based modeling and on explaining CAD workflows clearly so AI systems can better understand design and modeling.

• Create accurate and complex CAD models in OpenSCAD.
• Build parametric models using scripts, loops, reusable modules, functions, and OpenSCAD syntax.
• Use Boolean operations, transformations, and extrusion techniques.
• Troubleshoot modeling problems and improve CAD designs.
• Complete advanced OpenSCAD tasks and explain each workflow step by step.
• Write clear instructions and detailed prompts for CAD modeling workflows.

What it pays and takes

This is remote, part-time contractor work for candidates in the countries listed for the role.

• Pay: $65 to $123 per hour.
• Location: Open to candidates in Algeria, Argentina, Austria, Bahrain, Bangladesh, Belgium, Brazil, Canada, Chile, Colombia, Denmark, Egypt, France, Germany, Ghana, Greece, India, Indonesia, Italy, Japan, Jordan, Kazakhstan, Kenya, Kuwait, Kyrgyzstan, Lebanon, Malaysia, Mexico, Morocco, the Netherlands, Nigeria, Oman, Pakistan, Palestinian Territories, Peru, the Philippines, Portugal, Qatar, Saudi Arabia, Singapore, South Africa, Spain, Sri Lanka, Switzerland, Taiwan, Thailand, Tunisia, the United Arab Emirates, the United Kingdom, the United States, Uzbekistan, and Vietnam.
• Language: English proficiency at B2 level or higher.
• Required: Strong professional experience with OpenSCAD and parametric, script-based 3D modeling.
• Required: Understanding of OpenSCAD syntax, modules, functions, and Boolean operations.
• Required: Access to OpenSCAD and the ability to record your screen while completing tasks.
• Required: Strong technical communication skills.
• Helpful: A master's degree or PhD in Mechanical Engineering, Product Design, or a related field.
• Helpful: Experience with human data, data annotation, reinforcement learning from human feedback, or AI model evaluation.
• Helpful: A portfolio or GitHub projects showing OpenSCAD expertise, plus experience with 3D printing, mechanical design, or procedural modeling.

About AI training work

AI training is the human work behind modern AI systems, including creating examples, reviewing model outputs, and explaining expert workflows. OpenTrain helps people find these projects, build a profile, and apply in one place.